Santiago himself is the most important character. He is an old fisherman with a lot of experience and a strong will. The boy Manolin also plays a crucial role. He has a deep respect and affection for Santiago and helps him in different ways.
In addition to those, there could be the sea. While not a traditional character, it has a personality of its own in the novel. It can be both a provider and a great adversary to Santiago. It affects his moods and his chances of success. The birds that Santiago observes can also be considered minor but important characters as they give some indication of what is happening in the sea.
The big fish that Santiago catches is also, in a sense, an important 'character'. It represents a great challenge for Santiago. It is strong and majestic, and the battle between Santiago and the fish is a central part of the story. There are also other fishermen in the village who, through their interactions with Santiago, show different attitudes towards fishing and life.
Winston Smith is a very important character. He is the protagonist who begins to question the totalitarian regime he lives under. Big Brother is also crucial, although more of a symbol of the all - seeing, all - controlling government.
Robert Lebrun is also important. He has a romantic relationship with Edna. His presence and their interactions play a crucial part in Edna's journey of self - discovery and her exploration of new feelings and ideas.
Heidi is of course the most important character. She is a young girl full of life and curiosity. Her grandfather is also crucial. He is initially seen as a gruff man but his heart softens through his relationship with Heidi. Peter, the goatherd, is another important character. He is Heidi's friend and they have many adventures together in the mountains.
The alchemist is also crucial. He is a mysterious figure who guides Santiago on his journey, teaching him about alchemy and the ways of the world.
There are several important characters. Maxim, who holds many secrets about his past with Rebecca. Rebecca, whose presence looms large over the entire story even though she's no longer alive. Mrs. Danvers, who is kind of like a ghost of Rebecca in the house, always trying to preserve Rebecca's memory. And the narrator, a young woman who has to navigate this world full of secrets and the shadow of Rebecca. For example, Mrs. Danvers' actions towards the narrator are often influenced by her loyalty to Rebecca.
Ona, Jurgis' wife, is also important. Her experiences, especially her vulnerability in the face of the difficult circumstances, add depth to the story. Her relationship with Jurgis is central to the narrative.
Bilbo Baggins is very important. He's the main character, a hobbit who embarks on the adventure. Then there are the dwarves like Thorin Oakenshield. They're on a quest to reclaim their homeland and treasure. And of course, Gandalf the wizard, who helps and guides Bilbo and the dwarves throughout their journey.
Dracula himself is of course very important. He is the source of all the horror and the main antagonist. Jonathan Harker is also important as he is one of the first to encounter Dracula and his castle. Mina Murray is significant as she becomes a key target of Dracula and also plays a role in the fight against him. Van Helsing is crucial, being the expert on the supernatural who helps lead the fight against Dracula.
One of the main themes is perseverance. Santiago in the novel endures a great deal in his fishing journey, showing his unwavering determination. Another theme could be the relationship between man and nature. He is constantly interacting with the sea and the fish, which is a complex and nuanced relationship.
Guinevere is an important character. As Arthur's queen, she has a significant role in the court of Camelot. Her relationship with Lancelot is a central part of the story's drama. Sir Gawain is another important knight. He is known for his loyalty to Arthur and his role in many of the adventures and battles in the novel. Also, Morgan le Fay, Arthur's half - sister, is important as she often uses her magic in ways that either help or hinder Arthur depending on her motives.